Office 365 Directory Based Edge Blocking support for on-premises Mail Enabled Public Folders

Until now, our on-premises customers who use  Mail Enabled Public Folders (MEPF) could not use services like Directory Based Edge Blocking (DBEB). If DBEB is enabled, any mails sent to Mail Enabled Public Folders (MEPF) will be dropped at the service network perimeter. This is because, DBEB queries Azure Active Directory (AAD) to find out…


Demystifying Certificate Based Authentication with ActiveSync in Exchange 2013 and 2016 (On-Premises)

Some of the more complicated support calls we see are related to Certificate Based Authentication (CBA) with ActiveSync. This post is intended to provide some clarifications of this topic and give you troubleshooting tips.What is Certificate Based Authentication (CBA)? Instead of using Basic or WIA (Windows Integrated Authentication), the device will have a client (user)…


2nd call for public folders to O365 Groups migrations

We got some replies to our previous post on the subject, but wanted to reach out again as we want to make sure we validate this scenario well. Therefore, here is an updated request: If you are using Public Folders (legacy or modern) and would like to migrate some of them to Office 365 Groups,…


Accessing public folder favorites

Introduction Seeing that Outlook desktop and Outlook on the web (or OWA, depending on version) do not support the same types of public folders (or folders added to Favorites) we wanted to talk about what is expected behavior when public folders are used. We have seen some questions around this so – let’s clear it…


Sent Items behavior control comes to Exchange Online user mailboxes

It has been a while since we blogged about the ability to control the behavior of Sent Items for shared mailboxes when users either send as or on behalf of shared mailboxes. Today, we are glad to share with you that this feature is currently rolling out for User mailboxes also! What does that mean…


Help us test Cloud Attachments in Outlook 2016 with SharePoint Server 2016

My name is Steven Lepofsky, and I’m an engineer on the Outlook for Windows team. We have released (to Insiders) support for Outlook 2016’s Cloud Attachment experience with SharePoint Server 2016. We need your help to test this out and give us your feedback! So, what do I mean by “cloud attachments?” Let’s start there….


Exchange Server Edge Support on Windows Server 2016 Update

Today we are announcing an update to our support policy for Windows Server 2016 and Exchange Server 2016. At this time we do not recommend customers install the Exchange Edge role on Windows Server 2016. We also do not recommend customers enable antispam agents on the Exchange Mailbox role on Windows Server 2016 as outlined…


Released: March 2017 Quarterly Exchange Updates

With this month’s quarterly release we bid a fond farewell to Exchange Server 2007. Support for Exchange Server 2007 expires on 4/11/2017. Update Rollup 23 for Service Pack 3 will be the last update rollup released for the Exchange Server 2007 product. Today we are also releasing the latest set of Cumulative Updates for Exchange…


Announcing the availability of modern public folder migration to Exchange Online

We are happy to announce the availability of public folder migration from Exchange Server 2013/2016 on-premises to Exchange Online! Many of our customers asked us for this, and the full documentation is now here. To ensure that any version-specific instructions are addressed appropriately, we have two articles to point you to: Use batch migration to…


Multi-Factor Authentication for the Hybrid Configuration Wizard and Remote PowerShell

You can now use an Administrator account that is enabled for Multi-Factor Authentication to sign in to Exchange Online PowerShell and the Office 365 Hybrid Configuration Wizard (HCW). In case you are not aware, the Azure multi-factor authentication is a method of verifying who you are that requires the use of more than just a…